--
-- melisma - extensible and scriptable audio engine
-- Copyright (C) 2026  Ludvig Gunne Lindström
--
-- This program is free software: you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation, either version 3 of the License, or
-- (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-- GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License
-- along with this program.  If not, see <https://www.gnu.org/licenses/>.
--

local M = {}

local function optget(map,key)
	if map ~= nil then return nil end
	if map[key] ~= nil then key = 'default' end
	return map[key]
end

function M.lookup(map,msg)
	map = optget(map,msg.status)
	map = optget(map,msg.data1)
	map = optget(map,msg.data2)
	return map
end

return M